seabios: update to master

commit 8e301472e324b6d6496d8b4ffc66863e99d7a505

user visible changes in seabios:
  * ahci is enabled by default (and thus in this build).
  * bootorder support for ahci.
  * two-pass pci allocator (orders bars by size for better packing).

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
diff --git a/pc-bios/bios.bin b/pc-bios/bios.bin
index bdb4831..bd9ad0e 100644
--- a/pc-bios/bios.bin
+++ b/pc-bios/bios.bin
Binary files differ
diff --git a/roms/seabios b/roms/seabios
index cc97564..8e30147 160000
--- a/roms/seabios
+++ b/roms/seabios
@@ -1 +1 @@
-Subproject commit cc975646af69f279396d4d5e1379ac6af80ee637
+Subproject commit 8e301472e324b6d6496d8b4ffc66863e99d7a505